Exam 2

Question 1

Iteration list

Answer 1

Variable following in

Question 2

Iteration target

Answer 2

Variable following the in which is new

Question 3

Loop patterns

Answer 3

Reusable code templates to solve commonly occurring problems.

Question 4

Count

Answer 4

Count how many elements are in a list
Start with an initial value of zero and 1 to count
Count = count + 1

Question 5

Sum

Answer 5

Add up all the numbers in a list
Start with zero and add the iteration variable
sum = sum + item

Question 6

Accumulation

Answer 6

Combine elements into a single value (adding strings)

Question 7

Map

Answer 7

Modify all elements of a list
A new list is formed

Question 8

Filter

Answer 8

Remove elements from a list

Question 9

Find

Answer 9

Get an element based on its value
found = None

Question 10

Take

Answer 10

Remove elements past a certain point in the list
taking = True

Question 11

Minimum/Maximum

Answer 11

Get the highest or lowest value in a list

Question 12

!pwd

Answer 12

Print current working directory

Question 13

!ls

Answer 13

List files in current working directory

Question 14

!ls<path></path>

Answer 14

List files in the directory of the path

Question 15

!cd<path></path>

Answer 15

Change the current working directory to that path

Question 16

Opening and closing files

Answer 16

Open method
Close method

Question 17

.read() method

Answer 17

Get data from a file